<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
		<style>
			.box{
				width: 800px;
				height: 450px;
				background: url(img/1.jpeg) no-repeat center/100% 100%;
				animation: bg 25s infinite linear;
				
			}
			@keyframes bg{
				0%,10%{
					background: url(img/1.jpeg) no-repeat center/100% 100%;
				}
				20%,30%{
					background: url(img/xm1.jpeg) no-repeat center/100% 100%;
				}
				40% ,50%{
					background: url(img/xm2.jpeg) no-repeat center/100% 100%;
				}
				60%,70%{
					background: url(img/xm3.webp) no-repeat center/100% 100%;
				}
				80%,90%{
					background: url(img/xm4.webp) no-repeat center/100% 100%;
				}
				100%{
					background: url(img/xm5.webp) no-repeat center/100% 100%;
				}
			}
			/* @-moz-document{}
			@-ms-viewport{}
			@-moz-keyframes{
				
			}
			@-webkit-keyframes{
				
			} */
		</style>
	</head>
	<body>
		<div class="box"></div>
	</body>
</html>